Amos Bronson Alcott

To be ignorant of one's ignorance is the malady of the ignorant

That is a good book which is opened with expectation and closed with profit.

That is a good book which is opened with expectation, and closed with delight and profit.

Thought means life, since those who do not think so do not live in any high or real sense. Thinking makes the man.

One must be a wise reader to quote wisely and well.

The true teacher defends his pupils against his own personal influence.

Civilization degrades the many to exalt the few.

Devotees of grammatical studies have not been distinguished for any very remarkable felicities of expression.